package demo29;

public class Main {
    public static void main(String[] args) {

    }
}
class y{
    private int r;

    public y() {
    }

    public y(int r) {
        this.r = r;
    }

    public int getR() {
        return r;
    }

    public void setR(int r) {
        this.r = r;
    }
//    public int getZc(int r){
//        /*return Math.floor(Math.PI*2*r);*/
//    }
}
class c{
    private int k;
    private int g;

    public c() {
    }

    public c(int k, int g) {
        this.k = k;
        this.g = g;
    }

    public int getK() {
        return k;
    }

    public void setK(int k) {
        this.k = k;
    }

    public int getG() {
        return g;
    }

    public void setG(int g) {
        this.g = g;
    }
}
